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DBMS > Postgres-XL vs. Sqrrl

System Properties Comparison Postgres-XL vs. Sqrrl

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Editorial information provided by DB-Engines
NamePostgres-XL  Xexclude from comparisonSqrrl  Xexclude from comparison
Sqrrl has been acquired by Amazon and became a part of Amazon Web Services. It has been removed from the DB-Engines ranking.
DescriptionBased on PostgreSQL enhanced with MPP and write-scale-out cluster featuresAdaptable, secure NoSQL built on Apache Accumulo
Primary database modelRelational DBMSDocument store
Graph DBMS
Key-value store
Wide column store
Secondary database modelsDocument store
Spatial DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.83
Rank#254  Overall
#117  Relational DBMS
Websitewww.postgres-xl.orgsqrrl.com
Technical documentationwww.postgres-xl.org/­documentation
DeveloperAmazon infooriginally Sqrrl Data, Inc.
Initial release2014 infosince 2012, originally named StormDB2012
Current release10 R1, October 2018
License infoCommercial or Open SourceOpen Source infoMozilla public licensecommercial
Cloud-based only infoOnly available as a cloud servicenono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageCJava
Server operating systemsLinux
macOS
Linux
Data schemeyesschema-free
Typing infopredefined data types such as float or dateyesyes
XML support infoSome form of processing data in XML format, e.g. support for XML data structures, and/or support for XPath, XQuery or XSLT.yes infoXML type, but no XML query functionality
Secondary indexesyesyes
SQL infoSupport of SQLyes infodistributed, parallel query executionno
APIs and other access methodsADO.NET
JDBC
native C library
ODBC
streaming API for large objects
Accumulo Shell
Java API
JDBC
ODBC
RESTful HTTP API
Thrift
Supported programming languages.Net
C
C++
Delphi
Erlang
Java
JavaScript (Node.js)
Perl
PHP
Python
Tcl
Actionscript
C infousing GLib
C#
C++
Cocoa
Delphi
Erlang
Go
Haskell
Java
JavaScript
OCaml
Perl
PHP
Python
Ruby
Smalltalk
Server-side scripts infoStored proceduresuser defined functionsno
Triggersyesno
Partitioning methods infoMethods for storing different data on different nodeshorizontal partitioningSharding infomaking use of Hadoop
Replication methods infoMethods for redundantly storing data on multiple nodesselectable replication factor infomaking use of Hadoop
MapReduce infoOffers an API for user-defined Map/Reduce methodsnoyes
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate Consistency infoDocument store kept consistent with combination of global timestamping, row-level transactions, and server-side consistency resolution.
Foreign keys infoReferential integrityyesno
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACID infoMVCCAtomic updates per row, document, or graph entity
Concurrency infoSupport for concurrent manipulation of datayesyes
Durability infoSupport for making data persistentyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.no
User concepts infoAccess controlfine grained access rights according to SQL-standardCell-level Security, Data-Centric Security, Role-Based Access Control (RBAC), Attribute-Based Access Control (ABAC)

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More resources
Postgres-XLSqrrl
Recent citations in the news

Building a scalable PostgreSQL solution
14 April 2019, Packt Hub

Setting up a Postgres-XL cluster | PostgreSQL High Performance Cookbook
15 March 2023, subscription.packtpub.com

EDB Docs - pglogical 2
3 April 2023, enterprisedb.com

Postgres-XL
30 May 2017, en.wikipedia.org

Postgres-XL | Open Source Scalable SQL Database Cluster
17 June 2016, postgres-xl.org

provided by Google News

Amazon's cloud business acquires Sqrrl, a security start-up with NSA roots
23 January 2018, CNBC

sqrrl Making NSA's Big Data Analytics More Accessible
11 March 2013, Data Center Knowledge

Sqrrl empowers threat hunters with self-service analytics
21 August 2017, Help Net Security

Deloitte launches Threat Hunting-As-A-Service powered by Sqrrl
30 November 2017, Help Net Security

AWS snaps up Sqrrl to strengthen threat detection, analytics
26 January 2018, TechTarget

provided by Google News



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